| S/N | Parameter | Level of Detection (%) | |||
|
|
| Clay | Kaolin | Feldspar | Quartz |
| 1 | SiO2 | 45.85 | 46.28 | 49.16 | 98.80 |
| 2 | TiO2 | 0.005 | 0.002 | 0.01 | 0..00 |
| 3 | Al2O3 | 35.12 | 31.73 | 34.02 | 0.30 |
| 4 | Fe2O3 | 14.70 | 5.320 | 0.74 | 0.01 |
| 5 | CaO | 1.400 | 5.200 | 2.87 | 0.03 |
| 6 | MgO | 0.080 | 0.130 | 0.63 | 0.00 |
| 7 | Na2O | 0.050 | 0.058 | 8.40 | 0.01 |
| 8 | K2O | 0.026 | 0.049 | 0.002 | 0.00 |
| 9 | MnO | 0.012 | 0.005 | 0.005 | 0.00 |
| 10 | Moisture | 4.020 | 0.001 | 0.001 | 1.00 |